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The results showed that: low molecular weight aromatic, such as naphthalene, fluorene, acenaphthene, locates at low levels, while the high molecular weight aromatic locates at high levels, such as benzo perylene, indene [1,2,3-cd] pyrene, benzo fluoranthene and benzo pyrene, of which , the concentration of fluoranthene is highest, reaching about 19%.

结果表明:萘、芴、苊等低分子量芳烃的含量相对较低;苯并苝、并[1,2,3-cd]芘、苯并荧蒽、苯并芘等高分子量芳烃的含量相对较高;含量最高的单体为荧蒽,占待检的16种PAHs的19%以上。

More than 80% of acenaphthene, fluoranthene, pyrene, benzoanthracene, chrysene, benzofluoranthene, benzopyrene, indeno[1,2,3-cd]pyrene and benzoperylene were removed in down-flowing beds, with little further removal in the following up-flowing beds.

环芳烃中危、荧蒽、芘、苯并蒽、屈、苯并荧蒽、苯并芘、并[l,2,3-cd]芘和苯并苝经下行床后,去除率超过80%,上行床去除较少。

Emphasis: Synthesis methods of benzofuran and its derivatives.

重点:氧及其衍生物的制备方法。

The epoxidation of of various olefins was carried out using LDH-F with Mg/Al=5 as the catalyst and H2O2 and benzonitrile as the oxidants. This catalytic system has excellent catalytic activity. The conversion and selectivity are both above 95% when using styrene, indene, allyl alcohol, and allyl chloride as the substrates.

以Mg/Al=5的LDH-F为催化剂,H2O2和苯甲腈为氧化剂对不同官能团化烯烃进行环氧化反应,结果表明,此催化体系具有良好的催化性能,在苯乙烯、、丙烯醇和烯丙基氯环氧化反应中转化率和选择性均在95%以上。

Once-daily indacaterol demonstrated sustained 24-hour bronchodilator efficacy, with similar efficacy on days 1 and 7, and was generally well tolerated.

每日一次的达特罗具有持续24小时的支气管扩张功效,服药第1天和第7天具有相似的疗效,并且耐受性良好。

A thermoplastic resin obtained by polymerization of indene and coumarone; used in coatings and paint and asphalt tile.

一种热塑性树脂,聚合和香豆酮制成,用于涂层、油漆和沥青砖。

The useful and important tests of sensibility are: testing the vibratory sensation with tuning fork, vibrometer testing for vibratory thresholds, von Frey testing (determined by Semmes- Weinstein nylon monofilaments or Pressure- Specifying Discriminator) for cutaneous pressure thresholds, measurement of static and moving two- point discrimination with the Disk- Criminator, Moberg's ninhydrin test, O'Rain skin wrinkling test, Picking- up test, Tinel's sign and electrodiagnostic test.

此文对临床上重要且实用的皮肤感觉功能测定方法如音叉皮肤振动觉定性检查、振动觉阈的振动器定量测定、Semmes-Weinstein尼龙单丝或Pressure-SpecifyingDiscri minator行皮肤压觉阈的测定、用Disk-Criminator进行静止和运动的两点辨别觉测定、三酮试验、O'Rain指腹皮肤皱缩试验、捡物试验、Tinel's征电生理检查以及这些检查方法在神经断裂、神经卡压及神经损伤或修复后的恢复等情况中的应用和评价作一讨论。

The present invention provides an indene derivatives having a new structure and an organic light-emitting diode using the same.

本发明提供了一种具有新结构的衍生物以及使用该衍生物的有机发光二极管。

The formation of indene is crucial to the growth of fused rings, which was observed by the snapshot function of SPI/REMPI-TOFMS.

的形成对稠环的成长起到关键的桥梁作用。

When 3-benzoyl-5-formyl-indolizine or ethyl 5-benzoyl-indolizine-3-carboxylatewere used as substrates, a novel coupling reaction occurred, givinghydroxy-cycl[3,2,2]azines. A mechanism of the reaction was proposed.

其中3-苯甲酰基-5-甲酰基中氮和5-苯甲酰基-3-中氮甲酸乙酯在低价钛试剂的作用下,发生了新奇的偶联反应,得到了用其它方法难以制备的Hydroxy-cycl[3,2,2]azine,并对此现象作了解释。

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And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47:5 法老对约瑟说,你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法,同时,采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。

Hey Big Raven, The individual lies dont matter anymore - its ALL a tissue of lies in support of...

嘿大乌鸦,个别谎言的事不要再-其所有的组织的谎言,在支持。